Ventilator



sept. 1s, 1923. www@ T.HORN

VENTILATOR Filed June 6`1921 APatented Sept. 18, i923..

l ported in the collar 12 and passing through Fig. 1.

.estresante .'rnnononnnonn, orroronnojrnmnors. A

en -rear essie* inediti@ ,VENTILATOR.

Application led June,

citizen of the United States, and a resident of the city of Cicero, county of Cook, and State of Illinois, have'invented certain new and useful Improvements in Ventilatorajof which the following is a specification;

YMy invention relates to improvements in ventilators and more particularly t0 a ventilator mountable in a window sash,v and has for its object vthe provision of a ventilator mountable in a sash, which is neat in appearance and very easily operated;

Other objects will appear hereinafter.

The invention consists in the combinations and arrangements of parts hereinafter described and claimed.

The invention will be best understood by reference to the accompanying drawings forming a part of this specification, and in which,

Fig. 1 is a front elevational view of a portion of the window, showing my ventilator in position therein,

F ig. 2 is a section taken on line 2 2 of Fig. 3 is a section taken on line 3 3 of Fig. 2, and Fig. 4: is an inverted-view of the `extends through an opening in the sash 11 and has a laterally extending flange 13 which seats in a depression on the interior of the sash 11. The ventilator is fastened in position in the sash by means of screws or simiL lar Vfastening members 1&1 which pass through openings in the flange 13. A ventilator opening or slot 15 extends through the collar 12 and establishes communication from the interior to the exterior of the sash or Awall, anda closure plate 16 is pivotally mounted in said o eninO' on a shaft 17 su 1921. serial No. 475,257.

lugs 18 on said plate. A link 19 pivotally connects said lugs with one end of a lever 2O which is pivotally mounted on a pin 21 fastened in the collar near the bottom wall 22 of the ventilator. The free end of said lever is pivotally connected to the inner end of an operating stem 23 which is slidably mounted in an opening 24 adjacent the opening 15 of the ventilator, and projects beyond the sash, andhas a ring 25 fastened on the projecting` end, adapted to be enw gaged bythe hand on the inside of the room to operate the plate.

While l have illustrated and described the preferred form of construction for carrying my invention into effect, this is capable of variation and modification without departing from the spirit of the invention. I, therefore, do not wish to be limited to the precise details of the construction set forth,

Vbut desire to avail myself of such variations and modifications as come within the scope of the appended claims.

Having described my invention, what I claim as new and desire to secure by Letters Paten t, is A 1. A ventilator comprising a sleeve substantially oval shaped which is mountable through a sash and provides an opening which extends from the inside to the out-Y side of said sash and is of the full cross section of the interior of said sleeve, flanges on said sleeve for engaging the inner side of'said sash and fastening it thereto, a closing member mounted at the inner end of said sleeve and provided centrally with means projecting into said sleeve, a pivot pin mounted diametrically across said sleeve and extending through said projecting means, means connected to'said projecting means and extending through the wall of said. sleeve, and manual means attached to said connected m'eans and extending to the interior of the sash for operating said ventilator from Vthe interior of the room.V

2. ,er ventilator comprising a sleeve Vsubstantially oval shaped mountable through a sash,` flanges on said sleeve foi engaging the inner side of said sash and fastening it thereto, a closing` member mounted at the inner end of said sleeve and provided centrally with lugs extending into said sleeve, a pivot pin mounted diametrically across said sleeve and extending through said lugs,

e lever extending through therwall of saidV sleeve andbeng4 pvotally mounted` on said Wall7 L link connecting sa levelto: Said and an `inwardly projecting stem slid# ab y :mounted through operating said closing member.

gnvenlerged poitonf of the flange and engaging said lever fon! "two sobsCrbngV Witnesses.

Witnesses THEonoRn HORN 

